Multi-function 22-KEYS Number pad Extends your existing keyboard and adds a full 22-key numeric keypad, it supports NumLock, ESC, Tab, Delete etc. With shortcut key which can open the computer calculator directly, perfect for data entry and Excel spreadsheets. The Muli-Function 22 Keys Bluetooth Wireless external number keypad for laptop is more unique than most keyboards. Bluetooth 3.0 connection Bluetooth 3.0 technology provides a cable-free & clutter-free connection, operating distance 10m, very stable and reliable, no device drivers needed, no delays and dropouts, fast data transmission. [NOTE: No USB reciver. For Desktop PC Laptop without bluetooth function, you need to use third-party bluetooth adapter (not included) before use] Low power consumption design Power Supply by 1* AAA Battery (not include). The number keypad wireless will automatically go into sleep mode after several minutes of inactivity. Press any key and wait a couple seconds to wake the number p
